The Rh type (+ or -) is not a factor in donor matching. A healthy human body has two kidneys that work together to filter blood and remove toxins from the body. There are three geographic levels to consider: Most candidates are listed at a single transplant center, but some people choose to register at two or more transplant centers, called multiple listing, to potentially increase their chances of receiving a kidney. {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/6\/68\/Prepare-for-a-Kidney-Transplant-Step-1-Version-2.jpg\/v4-460px-Prepare-for-a-Kidney-Transplant-Step-1-Version-2.jpg","bigUrl":"\/images\/thumb\/6\/68\/Prepare-for-a-Kidney-Transplant-Step-1-Version-2.jpg\/aid1201640-v4-728px-Prepare-for-a-Kidney-Transplant-Step-1-Version-2.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"
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